1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Software async crypto daemon 4 * 5 * Added AEAD support to cryptd. 6 * Authors: Tadeusz Struk (tadeusz.struk@intel.com) 7 * Adrian Hoban <adrian.hoban@intel.com> 8 * Gabriele Paoloni <gabriele.paoloni@intel.com> 9 * Aidan O'Mahony (aidan.o.mahony@intel.com) 10 * Copyright (c) 2010, Intel Corporation. 11 */ 12 13 #ifndef _CRYPTO_CRYPT_H 14 #define _CRYPTO_CRYPT_H 15 16 #include <linux/kernel.h> 17 #include <crypto/aead.h> 18 #include <crypto/hash.h> 19 #include <crypto/skcipher.h> 20 21 struct cryptd_skcipher { 22 struct crypto_skcipher base; 23 }; 24 25 /* alg_name should be algorithm to be cryptd-ed */ 26 struct cryptd_skcipher *cryptd_alloc_skcipher(const char *alg_name, 27 u32 type, u32 mask); 28 struct crypto_skcipher *cryptd_skcipher_child(struct cryptd_skcipher *tfm); 29 /* Must be called without moving CPUs. */ 30 bool cryptd_skcipher_queued(struct cryptd_skcipher *tfm); 31 void cryptd_free_skcipher(struct cryptd_skcipher *tfm); 32 33 struct cryptd_ahash { 34 struct crypto_ahash base; 35 }; 36 __cryptd_ahash_cast(struct crypto_ahash * tfm)37static inline struct cryptd_ahash *__cryptd_ahash_cast( 38 struct crypto_ahash *tfm) 39 { 40 return (struct cryptd_ahash *)tfm; 41 } 42 43 /* alg_name should be algorithm to be cryptd-ed */ 44 struct cryptd_ahash *cryptd_alloc_ahash(const char *alg_name, 45 u32 type, u32 mask); 46 struct crypto_shash *cryptd_ahash_child(struct cryptd_ahash *tfm); 47 struct shash_desc *cryptd_shash_desc(struct ahash_request *req); 48 /* Must be called without moving CPUs. */ 49 bool cryptd_ahash_queued(struct cryptd_ahash *tfm); 50 void cryptd_free_ahash(struct cryptd_ahash *tfm); 51 52 struct cryptd_aead { 53 struct crypto_aead base; 54 }; 55 __cryptd_aead_cast(struct crypto_aead * tfm)56static inline struct cryptd_aead *__cryptd_aead_cast( 57 struct crypto_aead *tfm) 58 { 59 return (struct cryptd_aead *)tfm; 60 } 61 62 struct cryptd_aead *cryptd_alloc_aead(const char *alg_name, 63 u32 type, u32 mask); 64 65 struct crypto_aead *cryptd_aead_child(struct cryptd_aead *tfm); 66 /* Must be called without moving CPUs. */ 67 bool cryptd_aead_queued(struct cryptd_aead *tfm); 68 69 void cryptd_free_aead(struct cryptd_aead *tfm); 70 71 #endif 72